Safety buckling cover

ABSTRACT

A safety buckling cover includes an outer frame installed at an upper side of the cover; a frame top of the outer frame being installed with a movable unit; the movable unit being approximately vertical to the frame top and being formed with a push portion at one side thereof; each of two lateral sides of the movable unit being installed with a buckle; the two buckles tightly clamping the movable unit from the two lateral sides thereof; a buckle including two hook blocks; each of the hook blocks having a respective protruding edge resisting against the movable unit for safely clamping the movable unit to prevent the movable unit from releasing out; the front inner lateral side of each hook block having an inclined surface for guiding the movable unit to enter into a space between the two hook blocks.

FIELD OF THE INVENTION

The present invention relates to cups, and particularly to a safety buckling cover for a cup. The cover is integrally formed with a buckle which is formed by two hook blocks. The two hook blocks are arranged oppositely so as to form with a clamping portion. A front lateral side of each hook block has a rib which has a semi-round shape for enhancing the structure of the whole cup.

BACKGROUND OF THE INVENTION

Conventional cup cover has an outer edge and a sealing block. An inner edge of the cover has an embedding groove. When driving the sealing block to break the breaking line so as to fold inwards, the sealing block can be embedded into the embedding groove in the cup cover directly.

However by a recess to buckle the seal block has the defect that the sealing block can not be firmly secured. Only two sides thereof are clamped. The resilient force from the sealing block after bending can not be released. As the sealing block returns elastically, it will not buckled again. The operation is very inconvenient.

Thus from above discussion, it is known that the prior art has the following defects.

1. The sealing block is buckled in the embedding groove, the operation of pushing and pressing is difficult for the user to understand.

2. The pushing portion of the sealing block is inclined to the top surface thereof. It is inconvenient for the user to apply a force thereto. It is easy to break due to an improper force applied thereto.

3. In buckling of the sealing block, it cannot be buckled tightly. The user is easy to apply an overlarge force so as to destroy the cup cover.

SUMMARY OF THE INVENTION

Accordingly, the object of the present invention is to provide a safety buckling cover which has a buckle. The buckle includes two hook blocks for safely clamping a movable unit therebetween to prevent from releasing out. A front lateral side of each hook block has an inclined surface for guiding the movable unit into the space between the two hook blocks. Moreover, the present invention includes a rib which is a semi-round recess for enhancing the structure of the cover of a cup.

To achieve above object, the present invention provides a safety buckling cover has the following features.

The safety buckling cover capable of being buckled into a cup; the cover comprising:

An outer frame installed at an upper side of the cover; a frame top of the outer frame being installed with a movable unit; a central portion of the cover being formed with a cover surface;

The movable unit being approximately vertical to the frame top and being formed with a push portion at one side thereof; the backside of the movable unit being opposite to the push portion; the movable unit having two lateral sides;

Each of two lateral sides of the movable unit being installed with a buckle; the two buckles tightly clamping the movable unit from the two lateral sides thereof; a breaking line being formed between a lower side of the backside of the movable unit and the frame top of the cover; by the breaking line, the movable unit can separate from the frame top of the cover to form with a drinking opening;

A buckle including two hook blocks; each of the hook blocks having a respective protruding edges resisting against the movable unit for safely clamping the movable unit to prevent the movable unit from releasing out; the front inner lateral side of each hook block having an inclined surface for guiding the movable unit to enter into a space between the two hook blocks; the two hook blocks protruding from the cover surface; and

A rib being a semi-round recess for enhancing the structure of the cover; and the cover surface also formed with a vent for venting air.

A gap is formed between the buckle and the outer frame.

One end of each hook block protrudes from a cover surface of a cover and another end of the hook block is in a recess in a cover surface of the cover.

The hook blocks protrude from a cover surface of the cover.

Each of the two hook blocks is located in a recess of the cover surface.

The drinking opening is as the same elevation as that of an upper surface of the frame top.

The drinking opening has an elevation different from that of the outer frame.

The cover surface also formed with a vent for venting air.

By above mentioned structure, when the movable unit separates from a frame top of the cup cover so as to form with a drinking opening and is buckled between the two hook blocks, the user can drink the juicy in the cup safely. Therefore, the present invention has the effect of avoiding the movable unit from releasing.

The various objects and advantages of the present invention will be more readily understood from the following detailed description when read in conjunction with the appended drawing.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a perspective view of the present invention.

FIG. 2 is a schematic view showing the open operation of the movable unit.

FIG. 3 is a partial schematic view of the movable unit of the present invention.

FIG. 4 is a schematic cross sectional view of the movable unit of the present invention.

FIG. 5 is a schematic view showing the overlapping operation of the present invention.

FIG. 6 is a schematic perspective view about another embodiment of the present invention.

FIG. 7 is a partial view of the movable unit in another embodiment of the present invention.

FIG. 8 is a schematic view showing the opening operation of the movable unit of the present invention.

FIG. 9 is a partial assisting view showing the movable unit in another embodiment of the present invention.

FIG. 10 is a schematic perspective view of a further embodiment of the present invention.

DETAILED DESCRIPTION OF THE INVENTION

In order that those skilled in the art can further understand the present invention, a description will be provided in the following in details. However, these descriptions and the appended drawings are only used to cause those skilled in the art to understand the objects, features, and characteristics of the present invention, but not to be used to confine the scope and spirit of the present invention defined in the appended claims.

Referring to FIGS. 1 to 4, the structure of the present invention is illustrated. The present invention has the following elements.

A safety buckling cover 1 is capable of being buckled into a cup. The cover 1 has an outer frame 2 which is installed at an upper side of the cover 1. A frame top 20 of the outer frame 2 is installed with a movable unit 3. A central portion of the cover 1 is formed with a cover surface 21.

The movable unit 3 is approximately vertical to the frame top 20 and is formed with a push portion 30 at one side thereof. The backside 32 of the movable unit 3 is opposite to the push portion 30. The movable unit 3 has two lateral sides 31

Each of two lateral sides 31 of the movable unit 3 is installed with a buckle 6. The two buckles 6 tightly clamp the movable unit 3 from the two lateral sides thereof A breaking line 5 is formed between a lower side of the backside 32 of the movable unit 3 and the frame top 20 of the cover 1. By the breaking line 5, the movable unit 3 can separate from the frame top 20 of the cover 1 to form with a drinking opening 50. The drinking opening 50 may have the same elevation as that of the frame top 20 or is at different elevation from the frame top 20.

A buckle 6 includes two hook blocks 60, 61. Each of the hook blocks 60, 61 has a respective protruding edges 62, 63 resisting against the movable unit 3 for safely clamping the movable unit 3 to prevent the movable unit 3 releasing out. The front inner lateral side of each hook block 60, 61 has an inclined surface 64, 65 for guiding the movable unit 3 to enter into a space between the two hook blocks 60, 61. The two hook blocks 60, 61 protrude from the cover surface 2 1 and a gap 66 is formed between the buckle 6 and the outer frame 2.

A rib 7 is a semi-round recess for enhancing the structure of the cover. The cover surface 21 also formed with a vent 22 for venting air.

Referring to FIG. 5, a schematic view showing that at least two safety buckling covers 1 of the present invention are overlapped so as to reduce the volume effectively to be transferred or storage conveniently.

Referring to FIGS. 6 to 9, another embodiment of the present invention illustrated. The buckle 6 is formed in a recess area with two hook blocks 60, 61 in the recess. Each of the hook blocks 60, 61 has a respective protruding edges 62, 63 resisting against the movable unit 3 for safely clamping the movable unit 3 to prevent the movable unit 3 from releasing out. The front inner lateral side of each hook block 60, 61 has an inclined surface 64, 65 for guiding the movable unit 3 to enter into a space between the two hook blocks 60, 61. The two hook blocks 60, 61 protrude from the cover surface 21 and a gap 66 is formed between the buckle 6 and the outer frame 2. A rib 7 is a semi-round recess for enhancing the structure of the cover. The cover surface 21 also formed with a vent 22 for venting air.

Referring to FIG. 10, the buckle 6 has two hook blocks 60, 61 which have same structure as that in the first and second embodiment of the present invention, but a front end of each of the hook blocks 60, 61 is protrude from the cover surface 21 and a rear end of each of the hook blocks 60, 61 is in a recess recessed from the cover surface 21 so as to reduce the whole height of the cover 1. A gap 66 is formed between the buckle 6 and the outer frame 2.

Advantages of the present invention will be described herein.

1. Two hook blocks of the buckle will clamp the movable unit from movement.

2. The push portion of the movable unit is approximately vertical to the frame top so that the user can apply force thereto easily.

3. The backside of the movable unit connected to the slot is an inclined surface to prevent the movable unit from breaking due to the carelessness of the user.

4. The present invention is commercially and industrially useful.

The present invention is thus described, it will be obvious that the same may be varied in many ways. Such variations are not to be regarded as a departure from the spirit and scope of the present invention, and all such modifications as would be obvious to one skilled in the art are intended to be included within the scope of the following claims. 

1. A safety buckling cover capable of being buckled into a cup; the cover comprising: an outer frame installed at an upper side of the cover; a frame top of the outer frame being installed with a movable unit; a central portion of the cover being formed with a cover surface; the movable unit being approximately vertical to the frame top and being formed with a push portion at one side thereof; the backside of the movable unit being opposite to the push portion; the movable unit having two lateral sides; each of two lateral sides of the movable unit being installed with a buckle; the two buckles tightly clamping the movable unit from the two lateral sides thereof; a breaking line being formed between a lower side of the backside of the movable unit and the frame top of the cover; by the breaking line, the movable unit can separate from the frame top of the cover to form with a drinking opening; a buckle including two hook blocks; each of the hook blocks having a respective protruding edges resisting against the movable unit for safely clamping the movable unit to prevent the movable unit from releasing out; the front inner lateral side of each hook block having an inclined surface for guiding the movable unit to enter into a space between the two hook blocks; the two hook blocks protruding from the cover surface; and a rib being a semi-round recess for enhancing the structure of the cover; and the cover surface being also formed with a vent for venting air.
 2. The safety buckling cover as claimed in claim 1, wherein a gap is formed between the buckle and the outer frame.
 3. The safety buckling cover as claimed in claim 1, wherein one end of each hook block protrudes from a cover surface of a cover and another end of the hook block is in a recess in a cover surface of the cover.
 4. The safety buckling cover as claimed in claim 1, wherein the hook blocks protrude from a cover surface of the cover.
 5. The safety buckling cover as claimed in claim 1, wherein each of the two hook blocks is located in a recess of the cover surface.
 6. The safety buckling cover as claimed in claim 1, wherein the drinking opening is as the same elevation as that of an upper surface of the frame top.
 7. The safety buckling cover as claimed in claim 1, wherein the drinking opening has an elevation different from that of the outer frame.
 8. The safety buckling cover as claimed in claim 1, wherein the cover surface also formed with a vent for venting air. 